Plate joiner



FIG. 1 is a perspective view of the plate joiner;

FIG. 2 is a top plan view;

FIG. 3 is a front plan view;

FIG. 4 is a left side view, the right side view being a mirror imagethereof;

FIG. 5 is a rear view; and,

FIG. 6 is a bottom plan view.

The ornamental design for a plate joiner, as shown and described.